The sawyer can set a stop pin in the carriage gears so that the lateral movements of the log for final cuts are controlled by the stop rather than...

The sawyer can set a stop pin in the carriage gears so that the lateral movements of the log for final cuts are controlled by the stop rather than using the ruler for measurement of each cut. This is an example of what aspect of the Lean philosophy? Select all that apply

autonomation

variation reduction

poka-yoka

production leveling